CN104903033A

CN104903033A - Device and method for parting off a pipe

Info

Publication number: CN104903033A
Application number: CN201380065066.2A
Authority: CN
Inventors: 托马斯·弗罗伯泽
Original assignee: Sandvik GmbH
Current assignee: Sandvik GmbH
Priority date: 2012-12-12
Filing date: 2013-12-10
Publication date: 2015-09-09
Also published as: EP2931460A1; JP2016504204A; DE102012112189A1; US20150321258A1; KR20150092327A; BR112015013518A2; WO2014090807A1

Abstract

The invention relates to a processing machine (1) for parting off a pipe (22) and planing its end faces as well as to a method for parting off and planing a pipe (22). The processing machine having a first clamping device for a pipe (22) to be machined, a second clamping device for the pipe (22) to be machined, a tool holder (13) for receiving a parting off tool (14), and a tool holder (15) for receiving a planing tool (16), wherein the first and the second tool holders (13,15) can rotate driven by a motor about an axis of rotation (9), wherein at least the first or the second clamping device can be moved driven by a motor in a direction parallel to the axis of rotation (9) of the first and of the second tool holder (13,15), wherein at least the first tool holder (13) can be advanced driven by a motor in a direction perpendicular to the axis of rotation (9), and wherein the first and the second tool holder (13,15) are set up in such a manner that the tools (14,16) that can be received in the tool holders (13,15) can be made to engage between the first and the second clamping device with the pipe (22) to be machined.

Description

For the apparatus and method of cutting out pipeline

Technical field

The present invention relates to for cutting out pipeline and the processing machine of its end face of planishing and for cutting off and the method for pipeline of planishing.

Background technology

In the pipeline carried out especially by rolling and drawing manufactures, must at certain some place timely cutting to length finished product pipeline.This cutting to length of pipeline is commonly called cut-out.When cutting out pipeline, this pipeline is divided into two pipeline sections.

For many application, the end face of the pipeline section of the cutting to length of each finished product must have high surperficial accuracy and flatness.The specific standard of the surface characteristic (specifically, flatness) of the end face of pipeline is arranged for by the pipeline section be connected to each other later by track welding.

After completing rolling or drawing, that is, after internal diameter and/or external diameter are reduced to required nominal size, first pipeline is cut off outward at rolling equipment in the first machine, and the then processed finishing of its end face.

Find that known method is disadvantageous, this is because finished product pipeline is being needed many steps that works alone by known method after roll mill removes.

Summary of the invention

By contrast, the object of this invention is to provide a kind of processing machine and a kind of method, this processing machine and the method make can economically cutting to length finished product pipeline and to its carry out processing finishing.

According to the present invention, with a kind of for cutting out pipeline and the processing machine of its end face of planishing to realize this object, this processing machine has: for the first clamping device of pipeline to be processed, for the second clamping device of pipeline to be processed, for receiving the knife rest of cutting off tool, and for receiving the knife rest of planing cutter, wherein the first knife rest and the second knife rest can be driven by motor and rotate around rotation, wherein at least the first clamping device or the second clamping device can be driven by motor and move up in the side of the rotation axis parallel with the first knife rest and the second knife rest, wherein at least the first knife rest can be driven by motor and perpendicular to advancing in the direction of rotation, and wherein the first knife rest and the second knife rest arrange as follows, that is: make to make the cutter that can be received within knife rest engage with pipeline to be processed between the first clamping device with the second clamping device.

The processing machine of this design makes in individual machine, to perform the cut-out of pipeline and the planing of end face with economized form, and wherein in an embodiment, described machine can be integrated in roll mill or drawing machine.

Should be understood that the rotation of the first knife rest and the second knife rest is same rotation, this rotation preferably overlaps with the axis of symmetry of pipeline to be processed during the operation of machine.For this purpose, clamping device is arranged especially as follows, that is: make the pipeline that gripping apparatus grips is to be processed, and make the axis of symmetry of pipeline and the rotation axis coincident of knife rest.

When using statement " be parallel to or perpendicular to the direction of rotation " in this application, should be understood that and this equates the direction perpendicular or parallel with the axis of symmetry of pipeline to be processed.In addition, should be understood that when use with regard to the application statement " perpendicular to or be parallel to the direction of rotation " time, in the scope of pipeline being carried out to the tolerance that machining needs, be possible relative to parallel or vertical slight deviations.

In order to understand preferably according to the functional of processing machine of the present invention and optional attribute thereof, explain described machine with reference to the method according to the present invention that processing machine can be used to perform.

In fact, above-mentioned purpose by a kind of for cutting out pipeline and the method for its end face of planishing realize, the method comprises the following steps: with the first pipeline section of the first gripping apparatus grips pipeline; With the second pipeline section of the second gripping apparatus grips pipeline; Cutting off tool is rotated around the rotation overlapped with the axis of symmetry of pipeline to be processed; Between the first clamping device and the second clamping device, towards pipeline, cutting off tool is advanced perpendicular on the direction of the axis of symmetry; Cutting off tool is engaged and cutting out pipeline with pipeline, is formed to make the first pipeline section and the second pipeline section; First pipeline section of cut off pipeline and the second pipeline section are moved away from each other; Planing cutter is rotated around rotation; First pipeline section and planing cutter are relative to each other moved towards each other on the direction being parallel to rotation; Make the end joined of planing cutter and the first pipeline section and the end face of the first pipeline section of planishing; Second pipeline section and planing cutter are relative to each other moved towards each other on the direction being parallel to rotation; And make the end joined of planing cutter and the second pipeline section and the end face of the second pipeline section of planishing.

Herein, for the present invention, the planing first carrying out the planing of the end face of the first pipeline section or the end face of the second pipeline section is inessential.

In varied situations respectively with the first pipeline section of the first clamping device or the second gripping apparatus grips pipeline to be processed and the second pipeline section, for first whole Pipeline lock being fixed in appropriate location between processing period, then the first pipeline section be separated from each other and the second pipeline section are locked in appropriate location.Because at least one in the first clamping device and the second clamping device is driven by motor, and can move up in the side being parallel to rotation, so clamping device makes to be moved away from each other by the pipe end of the first pipeline section and the second pipeline section after the cut-out completing pipeline, thus be the end face of the first pipeline section and the second pipeline section following process finishing abdicate space.

In addition, in an embodiment, the clamping device that motor drives make (that is, the rotation of knife rest can be parallel to) in the axial direction and produce pipeline to be processed with faced by the moving relative to advance of cutter, and knife rest self does not need to advance in the axial direction.

If two clamping devices provide the possibility of the movement driven with the motor of the rotation axis parallel of knife rest, so move can perform between the first pipeline section be received within the first clamping device and planing cutter and between the second pipeline section be received within the second clamping device and planing cutter relative to advance.

Except the motor drive of the clamping device of two on the direction being parallel to rotation or substitute the motor drive of two clamping devices on the direction being parallel to rotation, in order to receive planing cutter, the second knife rest can also comprise for the linearly moving drive unit on the direction being parallel to rotation.

Therefore, if according to the application, use statement " towards the end face of pipeline section, cutter being advanced on the direction being parallel to rotation ", so this advance is by being parallel to the motor drive of the second knife rest of rotation or moving pipeline section to be processed to realize by being parallel to rotation.

During the operation of processing machine, the cutting off tool be received within the first knife rest rotates around rotation, and is advancing towards pipeline to be cut off perpendicular to (that is, in radial directions) on the direction of rotation simultaneously.Be cut into two sections due to such, obtain two separate pipeline sections, wherein the first pipeline section is clamped in the first clamping device, and the second pipeline section is clamped in the second clamping device.

After the cut, by changing the distance between two clamping devices, two pipeline sections are opened, to make to open wide enough spaces to introduce planing cutter between its end face.

In order to the end face of two pipeline sections of planishing, planing cutter rotates around rotation, and simultaneously, proceeds on the end face of the first pipeline section or the second pipeline section on the direction being parallel to rotation, or on the other hand, proceed on the end face of the first pipeline section and the second pipeline section simultaneously.In this process, planing cutter and end joined, and the end face of pipeline section is planished.Finally, planing is repeated to the end face of another pipeline section.

Planish while should be understood that the end face of the first pipeline section and the end face of the second pipeline section and realize preferably by the following fact: changing because advancing mobile while two clamping devices relative to the relative position of planing cutter of the first pipeline section and the second pipeline section.In such embodiments, knife rest can be static on the direction being parallel to its rotation.

In an embodiment of the present invention, the first knife rest and the second knife rest are set to rotate around rotation as follows, that is: make the first knife rest and the second knife rest rotate with same angular velocity and on circumference direction constant distance apart.In such embodiments, the first knife rest and the in rotary moving of the second knife rest realize by single common driver device.

In other embodiment of the present invention, the pace that the first knife rest and the second knife rest can be identical is being advanced perpendicular on the direction of rotation.Such embodiment also can advantageously be implemented for the single common driver device of the advance movement of two knife rests.

Specifically, two knife rests can be received within individual machine element or base support, wherein two knife rests on circumference direction with at least 90 ° and preferably the angle of approximate 180 ° be separated from each other.

If the first knife rest and the second knife rest are respectively by common driver device in a rotational direction and drive in a forward direction alternatively, if and the first knife rest is connected to cutting off tool and the second knife rest is connected to planing cutter, so advantageously, measuring perpendicular on the direction of rotation, with cutting off tool the first knife rest and with planing cutter the second knife rest arrange as follows, that is: make when knife rest proceeds on pipeline to be processed, first cutting off tool engages with pipeline to be processed, and cutter of only planishing after this engages with pipeline to be processed.

This layout follows following logic: the planing that the end face of (that is, separated) pipeline section that two are cut off only can occur after the cut.

Except the planing of end face, the planing cutter that can be received within the second knife rest can be used for cutting sth. askew of the end face of at least one pipeline section.For this purpose, be received within cutter in knife rest and rotation radial distance apart is preferably selected as follows, that is: make planing cutter engage with two pipeline sections, and cutting off tool engage with pipeline or two pipeline sections.

In an embodiment of the present invention, cutting off tool is received within the first knife rest.

With regard to the application, cutting off tool is such as cutting plate for carrying out processing with limited cutting edge or cutting tip.Rotary cutting tool is especially suitable for and makes cutting off tool.

In an embodiment of the present invention, cutter of planishing is received within the second knife rest.

In an embodiment of the present invention, planing cutter is cutting plate for carrying out processing with limited cutting edge or cutting tip, is preferably Turable cutting plate.

In an embodiment, the side surface that cutter of planishing has upper surface and lower surface and extends between upper surface and lower surface.Herein, lower surface is used as to apply surface, and in the built-in state, this lower surface engages with the corresponding surface of knife rest.The edge faced by two respectively between side surface and upper surface forms the cutting edge of such cutting tool.Cutter is received on knife rest as follows, that is: make when cutter of planishing engages with workpiece, upper surface forms the cutting surface of cutter.In an embodiment, upper surface or cutting surface have concave curvature.

In an embodiment of the present invention, processing machine comprises cooling device, and this cooling device has for liquid CO ₂at least one nozzle, wherein nozzle is arranged as follows, that is: make liquid CO ₂cool near the joint of pipeline and cutter during the operation of device and lubricate pipeline to be processed.Should be understood that except nozzle, cooling device also comprises maybe also can comprise corresponding line arrangement and liquid CO ₂source of supply, and the adjusting device be associated of correspondence.

Surprisingly, with CO ₂carry out cooling the lubrication also realized between cutter and workpiece (that is, pipeline or pipeline section), this causes the surface quality optimization of the end face of pipeline section.Therefore, in an embodiment, except CO ₂outside, other lubricant need not be supplied.

In an embodiment of the present invention, second knife rest is connected to the planing cutter with the first cutting edge and the second cutting edge, wherein the second knife rest and planing cutter are arranged as follows, that is: make the first cutting edge can with the end joined of the first pipeline section of cut off pipe, and the second cutting edge can with the end joined of the second pipeline section of cut off pipeline.

By this way, use the identical planing cutter be received within same second knife rest, processing finishing can be carried out to the end of the phase of cut off pipeline end face opposite one another.Advantageously, this processing finishing of two end faces can be carried out herein simultaneously.

In an embodiment of the present invention, processing machine also comprises control unit, wherein control unit is arranged as follows, that is: make the operation of control unit controlled working machine, thus makes processing machine perform following steps: the first knife rest and the second knife rest are rotated around rotation; Perpendicular on the direction of rotation and at least the first knife rest that during rotation advances, for the object of cutting out pipeline; Be moved upward to few first clamping device and the second clamping device in the side being parallel to rotation, increase to make the distance between the first clamping device and the second clamping device; On the first direction being parallel to rotation, between at least the second knife rest and the first clamping device, produce relative movement, with the end face of the first pipeline section of cut off pipeline of planishing; And in a second direction that is opposite the first direction, between at least the second knife rest and the second clamping device, produce relative movement, with the end face of the second pipeline section of cut off pipeline of planishing.

In short, therefore control unit is arranged as follows, that is: make during operation, and control unit is controlled working machine as follows, that is: make processing machine perform according to method of the present invention.

Herein, in an embodiment, control unit is advantageously arranged as follows, that is: make control unit produce the relative movement relative to the first clamping device and the second clamping device of the second knife rest simultaneously, thus two of two pipeline sections end faces are planished simultaneously.

In addition, in an embodiment, control unit is arranged as follows, that is: make during operation, control unit controlled working machine, thus make processing machine perform following steps in addition: during perpendicular to first knife rest that advances in the direction of rotation, advance the second knife rest in the same direction, and the cutting off tool simultaneously making the first knife rest receive and the planing cutter be received within the second knife rest engage with pipeline to be cut off.

Accompanying drawing explanation

The following description of reference example and accompanying drawing, other advantage of the present invention, characteristic sum application possibility will become clear.

Fig. 1 illustrates the schematic side elevation according to processing machine of the present invention.

Fig. 2 illustrates the schematic side elevation of the processing machine of Fig. 1, and wherein pipeline is clamped in wherein.

Fig. 3 illustrates the schematic side elevation of the processing machine of Fig. 1 and Fig. 2 at disengagement phase.

Fig. 4 illustrates the schematic side elevation of the processing machine of Fig. 1 to the Fig. 3 when removing pipeline section.

Fig. 5 illustrates the schematic side elevation of the processing machine of Fig. 1 to the Fig. 4 when inserting planing cutter.

Fig. 6 illustrates the schematic side elevation of the processing machine of Fig. 1 to the Fig. 5 during the end face of planing pipeline section.

Fig. 7 illustrates the schematic side elevation of the processing machine of Fig. 1 to the Fig. 6 after the planing of the end face completing the first pipeline section.

Fig. 8 illustrates the schematic side elevation of the processing machine of Fig. 1 to the Fig. 7 when being transformed into the end face of processing second pipeline section.

Fig. 9 illustrates the schematic side elevation of the processing machine of Fig. 1 to the Fig. 8 when the end face of planing second pipeline section.

Figure 10 illustrates the schematic side elevation of the processing machine of Fig. 1 to the Fig. 9 after the processing of the end face completing the second pipeline section.

Figure 11 illustrates the schematic side elevation at the processing machine recalling Fig. 1 to the Figure 10 after cutter.

Figure 12 illustrates the schematic side elevation at the processing machine unclamping Fig. 1 to the Figure 11 after pipeline section.

Figure 13 illustrates the perspective view of the embodiment of planing cutter.

In the accompanying drawings, same reference numerals represents similar elements.

Detailed description of the invention

Fig. 1 illustrates the schematic side elevation of the embodiment according to processing machine 1 of the present invention, and the end face of the pipeline section that processing machine 1 separates for cutting out pipeline and planing, the pipeline section separated produces due to cut-out.

In represented embodiment, processing machine 1 comprises clamping cylinder 2 and removes (take-off) device 3, and wherein clamping cylinder 2 and removal device 3 are used as the first clamping device and second clamping device of the pipeline treating processing in machine 1.By means of motor 4 mobile removal device 3 on the direction 5 that the rotation 9 with knife rest is parallel, and also can clamp cylinder 2 by means of drive unit 6 is mobile on the direction 5 being parallel to rotation 9.In addition, processing machine 1 is arranged such that by motor drive 8, processing machine 1 to be rotated around rotation 9 by means of base support 7.

Base support 7 is made up of cylindrical sleeve 10 and two arms 11,12 substantially, wherein arm 11,12 from sleeve 10 be essentially perpendicular to rotation 9 (that is, in radial directions) give prominence to.Arm 11,12 is separated from each other 180 ° on circumference direction, that is, arm 11,12 is arranged on the opposition side of sleeve.Each in arm 11,12 has carried knife rest.

Herein, the knife rest 13 being attached to arm 11 is hereinafter referred to as the first knife rest.Cutting off tool 14 self is removably connected to described knife rest.With regard to the application, the second knife rest 15 (cutter 16 of wherein planishing is received within the second knife rest 15) is disposed on the second arm 12.Two knife rests 13,15 are connected to arm 11 or 12 via Linear guide 17,18.By this way, knife rest 13,15 or be connected to knife rest 13,15 cutter 14,16 can in radial directions (that is, on the direction perpendicular to rotation 9) proceed on the pipeline that can be received within clamping device 2,3.

In represented embodiment, two linear regulators 17,18 are driven via suitable gear-box by identical motor 19.

Therefore specific embodiment according to processing machine of the present invention shown in this article allows make two cutters 14,16 with same angular velocity and rotate on circumference direction constant space apart, this is because two are in rotary movingly produced by identical motor 8.In addition, two cutters 14,16 simultaneously and proceed on pipe with identical pace.Which and workpiece (that is, pipeline) that difference only in two cutters 14,16 and the distance of rotation 9 apart determines in when two cutters 14,16 engage.

Also comprise nozzle 20 according to processing unit (plant) of the present invention, wherein nozzle 20 is connected to CO via supply line 21 ₂storage tank, to make to cool workpiece in engaging zones between processing period.For the liquid CO cooled ₂also for the lubrication between workpiece (that is, pipeline) and cutter, and liquid CO ₂especially the surface quality of the end face of the pipeline section that two are separated is significantly improved.

Now describe function according to processing unit (plant) 1 of the present invention and operation referring to Fig. 2 to Figure 12, wherein Fig. 2 to Figure 12 illustrates according to complete cut-out of the present invention and planing process.Herein, Fig. 2 to Figure 12 illustrates according to processing unit (plant) of the present invention instantaneous view continuous in time during operation.

Herein, in order to summarize preferably, those elements for describing respective process step that only need of device 1 are provided with Reference numeral in Fig. 2 to Figure 12.

In fig. 2, pipeline 22 to be cut off is received within processing unit (plant) 1.Described pipeline is accepted and is clamped in removal device 3 and is also accepted and is clamped in clamping cylinder 2.Two knife rests 13,15 (cutter 14 and 16 is received within two knife rests 13,15) are driven by CD-ROM drive motor 8 and rotate with the axis of symmetry overlapped with rotation 9 of CAV around pipeline 22 or pipeline 22.

By in radial directions (namely, towards rotation 9) advance two cutters 14,16, and first as shown in Figure 3, cutting off tool 14 engages with pipeline, and pipeline 22 is cut into two sections by cutting off tool 14, be divided into the first pipeline section 23 and the second pipeline section 24 to make described pipeline.

When cutting off tool 14 still engages with pipeline or its pipeline section 23,24, planing cutter 16 has engaged with pipeline or its pipeline section 23,24 and has caught pipeline or its pipeline section 23,24.

During whole cutting-off process, and in end face 25 or 26 (that is, the end face produced by the cutting out pipeline) period of planing first pipeline section 23 subsequently or the second pipeline section 24, CO ₂flow to by nozzle 20 and cutting off on the pipeline 22,23,24 in region.After completing cut-out (that is, pipeline 22 being cut into two sections), as shown in Figure 4, two pipeline sections 23,24 produced by cutting off are suddenly mobile or unlimited away from each other.This opens wide and occurs by moving clamping device 2,3 in the opposite direction with the motor drive 6,4 of clamping device 2,3.Therefore, the distance between end face 25,26 increases, and can be inserted in the gap between two pipeline sections 23,24 to make planing cutter 16.

To planish by being advanced in addition in radial directions by motor drive 19 in the gap that planing cutter 16 is inserted between pipeline section 23 and 24 cutter and occurring.Shown in Figure 5 by planing cutter be inserted in the gap between pipeline section 23 and 24.

Subsequently, the end face 26,27 of pipeline section 23 and 24 is then planished.This is finally processed and is found in Fig. 6 to Figure 11.

Because knife rest 13,15 does not comprise the linear actuating device for the advance movement on the direction parallel with the rotation of knife rest 13,15 or the axis of symmetry of pipeline, so the movement driven by the motor of the active of grip unit 2,3 relative to the advance movement needed for pipeline section 23 or 24 of planing cutter 16 produces, wherein the end face of pipeline section 23,24 moves towards planing cutter 16, until planing cutter and end joined, and until complete the corresponding processing of end.

Fig. 6 illustrates the processing of the end face of the second pipeline section 24, and wherein removal device 3 is moved on planing cutter 16 under the driving of motor 4, to make planing cutter engage with the end face 26 of the second pipeline section 24, and this end face of planishing.After the processing of end completing the second pipeline section 24, described pipeline section is recalled from planing cutter 16 again, as shown in Figure 7.

In represented embodiment, planing cutter 16 is rhombus Turable cutting plates, and wherein this rhombus Turable cutting plate has cutting edge on the both sides of Turable cutting plate.Because (namely the cutting edge of Turable cutting plate is arranged in the radial direction with being mutually shifted, on the direction vertical with the rotation of cutter), so after the processing of the end face 26 of the second pipeline section 24, again at the planing cutter 16 that advances on the direction of rotation, can must engage with the end face 27 of the first pipeline section 23 to make the second cutting edge.State after cutter 16 advance again in radial directions of planishing shown in Figure 8.

In subsequent step, then by means of drive unit 6, the first pipeline section 23 be clamped in the first clamping device 2 is proceeded on planing cutter 16, engage and described end face of planishing with the end face 27 of the first pipeline section 23 to make planing cutter 16.The planing of the end face of the first pipeline section 23 illustrates in fig .9.

After the planing of end face completing the first pipeline section 23, two pipeline sections 23,24 are removed (see Figure 10) again, to make to leave space, remove cutter 14,16, as shown in Figure 11 for from the gap between two pipeline sections 23,24.

Finally, as shown in Figure 12, unclamp two pipeline sections 23,24, wherein from device 1, second pipeline section 24 is removed together with removal device 3, and the first pipeline section 23 moves by this device, to make then, after the length selected by measuring, can cutting out pipeline 23 again.

Replace the expression of Fig. 6 and Fig. 9, also can carry out the planing of the end face 25,26 of two pipeline sections 23,24, two clamping devices wherein for two pipeline sections 23,24 can proceed to the second knife rest 15 simultaneously simultaneously.

In fig. 13, the embodiment of the planing cutter 16 that can be received within the second knife rest 15 is represented.Planing cutter 16 is the Indexable cutting inserts with two cutting edges 27,28, for cutting the pipe end of two pipeline sections.During operation, cutting tip 16 is received on the second knife rest as follows, that is: make the first cutting edge 27 can process the pipe end of the first pipeline section cut off in advance, and the second cutting edge 28 can be processed to the second pipeline section of the pipeline cut off in advance.Cutter 16 has the central attachment hole 29 for being received in by cutting tip 16 on second knife rest.In addition, cutting tip has: lower surface or basal surface 30, and this lower surface or basal surface 30 are used as the applying surface on the second knife rest 15; And side surface 31,32, lower surface 30 is connected to upper surface 33 by this side surface 31,32.In represented embodiment, upper surface 33 has spill design.Cutting tip 16 can be received on the second knife rest as follows, that is: make between the processing period of pipe end, and upper surface 33 is used as chip surface, and chip flows away on this cutting surface.

For original disclosed object, it is to be noted, for a person skilled in the art, from the apparent all features of these specification, drawings and the claims, even if only describe them in conjunction with some other feature in concrete, also individually can combine and combine in any combination with further feature disclosed herein or feature group, as long as this combination is not yet explicitly excluded according to technical conditions or is not rendered as infeasible or meaningless.Only in order to make this description succinct and there is readability, eliminate the comprehensively clear performance of all expection combinations of feature in this article.

Although in detail performance and describe the present invention in accompanying drawing and previous description, this performance and describe and be only regarded as example, and do not limit as claims the protection domain that defines.The invention is not restricted to the disclosed embodiments.

For a person skilled in the art, from accompanying drawing, description and following claims obviously relative to the deviation of the disclosed embodiments.In detail in the claims, word " comprises " does not get rid of other element or step, and indefinite article " " is not got rid of multiple.The fact that claimed some feature in different claims does not get rid of its combination.Reference numeral in claims is not intended to limit protection domain.

Reference numerals list

1 processing machine

2 clamping cylinders

3 transfer devices

4,6,8,19 motors

5 directions being parallel to rotation

7 base support

9 rotations

10 cylindrical sleeves

11,12 arms

13 first knife rests

14 cutting off tools

15 second knife rests

16 planing cutters

17,18 Linear guides/adjuster

20 nozzles

21 supply connection

22 pipelines

23 first pipeline sections

24 second pipeline sections

25,26 end faces

27,28 cutting edges

29 attachment hole

30 basal surfaces

31,32 side surfaces

33 cutting surfaces

Claims

1. one kind for cutting out pipeline (22) and the processing machine (1) of its end face of planishing, and has:

First clamping device, described first clamping device is used for pipeline (22) to be processed;

Second clamping device, described second clamping device is used for described pipeline to be processed (22);

First knife rest (13), described first knife rest is for receiving cutting off tool (14); And

Second knife rest (15), described second knife rest for receive planing cutter (16),

Wherein said first knife rest (13) and described second knife rest (15) are driven by motor, and can rotate around rotation (9),

Wherein at least described first clamping device or described second clamping device can be driven by motor and move up in the side parallel with the described rotation (9) of described second knife rest (15) with described first knife rest (13),

Wherein at least described first knife rest (13) can be driven by motor and advance on the direction perpendicular to described rotation (9), and

Wherein said first knife rest (13) and described second knife rest (15) are arranged in such a way, that is: make it possible to allow to the described cutter be received within described knife rest (13,15) and engage with described pipeline to be processed (22) between described first clamping device with described second clamping device.

2. processing machine according to claim 1 (1), it is characterized in that, described first knife rest (13) preferably driven by common driver device and described second knife rest (15) are arranged in such a way into enough to rotate around described rotation (9), that is: make described first knife rest (13) and described second knife rest (15) with same angular velocity rotation and on circumference direction constant space apart.

3. processing machine according to claim 1 and 2 (1), it is characterized in that, described first knife rest (13) preferably driven by common driver device can be advanced on the direction perpendicular to described rotation (9) with identical pace with described second knife rest (15).

4. the processing machine (1) according to any one in claims 1 to 3, it is characterized in that, described first knife rest (13) and described second knife rest (15) on described circumference direction with at least 90 ° and preferably the angle of approximate 180 ° be separated from each other.

5. the processing machine (1) according to any one in Claims 1-4, it is characterized in that, described first knife rest (13) is connected to cutting off tool (14) and described second knife rest (15) is connected to planing cutter (16), wherein measure on the direction perpendicular to described rotation (9), described first knife rest (13) with described cutting off tool (14) and described second knife rest (15) with described planing cutter (16) are arranged in such a way, that is: make when described knife rest proceeds on described pipeline to be processed (22), first described cutting off tool (14) engages with described pipeline to be processed (22), and only after this described planing cutter (16) engage with described pipeline to be processed (22).

6. the processing machine (1) according to any one in claim 1 to 5, is characterized in that, described processing machine (1) comprises cooling device, and described cooling device has for liquid CO ₂at least one nozzle (20), wherein said nozzle (20) is arranged in such a way, that is: make described liquid CO ₂near pipeline (22) with the joint of cutter, described pipeline to be processed (22) is cooled during the operation of described device.

7. the processing machine (1) according to any one in claim 1 to 6, it is characterized in that, described second knife rest (15) is connected to the planing cutter with the first cutting edge and the second cutting edge, wherein said second knife rest (15) and described planing cutter (16) are arranged in such a way, that is: make it possible to the end joined of described first cutting edge and first pipeline section (23) of pipeline (22) cut off, and the end joined of described second cutting edge and second pipeline section (24) of the pipeline (22) cut off can be made.

8. the processing machine (1) according to any one in claim 1 to 8, it is characterized in that, described processing machine (1) comprises control unit, wherein said control unit is arranged in such a way, that is: make during operation, described control unit controls described processing machine (1), thus makes described processing machine (1) perform following steps:

Described first knife rest (13) and described second knife rest (15) are rotated around described rotation (9);

On the direction perpendicular to described rotation (9) and during described rotation, make at least described first knife rest (13) advance, for cutting off the object of described pipeline (22);

Be moved upward to less described first clamping device or described second clamping device in the side being parallel to described rotation (9), increase to make the distance between described first clamping device and described second clamping device;

On the first direction being parallel to described rotation (9), relative movement is produced, with the end face (25,26) of first pipeline section (23) of the pipeline of planishing cut off (22) between at least described second knife rest (15) and described first clamping device; And

In second direction opposite to the first direction, relative movement is produced, with the end face (25,26,27) of second pipeline section (24) of the pipeline of planishing cut off (22) between at least described second knife rest (15) and described second clamping device.

9. processing machine according to claim 8 (1), it is characterized in that, described control unit is arranged in such a way, that is: make during operation, described control unit controls described processing machine (1), thus makes described processing machine (1) perform following steps in addition:

During the described direction perpendicular to described rotation (9) making described first knife rest (13) advance, described second knife rest (15) is made to advance in the same direction, and the planing cutter (16) be received within described second knife rest (15) is engaged, to process described pipeline (22) with described pipeline (22).

10., for cutting out pipeline (22) and a method for its end face of planishing, there are following steps:

With first pipeline section (23) of the first gripping apparatus grips pipeline (22);

With second pipeline section (24) of pipeline (22) described in the second gripping apparatus grips;

Cutting off tool (14) is rotated around the rotation (9) overlapped with the axis of symmetry of pipeline (22) to be processed;

Between described first clamping device and described second clamping device, the direction perpendicular to described rotation (9) make described cutting off tool (14) proceed on described pipeline (22);

Described cutting off tool (14) is made to engage with described pipeline (22) and cut off described pipeline (22), to make formation first pipeline section (23) and the second pipeline section (24);

Described first pipeline section (23) of cut off pipeline (22) and described second pipeline section (24) are moved away from each other;

Planing cutter (16) is rotated around described rotation (9);

Described first pipeline section (23) and described planing cutter (16) are relative to each other moved towards each other on the direction being parallel to described rotation (9);

Make described planing cutter (16) with the end joined of described first pipeline section (23) and the described end face of described first pipeline section (23) of planishing;

Described second pipeline section (24) and described planing cutter (16) are relative to each other moved towards each other on the direction being parallel to described rotation (9); And

Make described planing cutter (16) with the end joined of described second pipeline section (24) and the described end face of described second pipeline section (24) of planishing.